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  • Answer please! Select the wrong statement.

Select the wrong statement.

  • Option 1)

    The walls of diatoms are easily destructible.

  • Option 2)

    'Diatomaceous earth' is formed by the cell walls of diatoms.

  • Option 3)

    Diatoms are chief producers in the oceans.

  • Option 4)

    Diatoms are microscopic and float passively in water.

 

Answers (1)

 

Photosynthetic protists -

Three type

  • Diatoms (Chrysophytes)
  • Dinoflagellates
  • Euglenoids

-

 

The wall of diatoms contain cellulose & silica. It is called frustules. It is non-degradable. After death it is deposited at the bottom in water & form diatomous earth.


Option 1)

The walls of diatoms are easily destructible.

Option is correct

Option 2)

'Diatomaceous earth' is formed by the cell walls of diatoms.

Option is incorrect

Option 3)

Diatoms are chief producers in the oceans.

Option is incorrect

Option 4)

Diatoms are microscopic and float passively in water.

Option is incorrect

Posted by

Vakul

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